1 : <?php
2 : /*--------------------------------------------------------------------------+
3 : This file is part of eStudy.
4 : teams/classes/class.teamlist.inc.php
5 : - Modulgruppe: Teams
6 : - Beschreibung: Klasse zum Auflisten von Teams in Kursen.
7 : - Version: 0.3, 18/11/06
8 : - Autor(en): Clemens Weiß <clemens.weiss@mni.fh-giessen.de>
9 : +---------------------------------------------------------------------------+
10 : This program is free software; you can redistribute it and/or
11 : modify it under the terms of the GNU General Public License
12 : as published by the Free Software Foundation; either version 2
13 : of the License, or any later version.
14 : +---------------------------------------------------------------------------+
15 : This program is distributed in the hope that it will be useful,
16 : but WITHOUT ANY WARRANTY; without even the implied warranty of
17 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 : GNU General Public License for more details.
19 : You should have received a copy of the GNU General Public License
20 : along with this program; if not, write to the Free Software
21 : Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 : +--------------------------------------------------------------------------*/
23 : /**
24 : * Klasse zum Auflisten von Teams in Kursen.
25 : * @package eStudy.Teams
26 : * @version 0.3, 18/11/06
27 : * @author Clemens Weiß <clemens.weiss@mni.fh-giessen.de>
28 : */
29 : if(! defined("PATH_TO_ROOT")) define("PATH_TO_ROOT","../../");
30 : require_once (PATH_TO_ROOT."teams/classes/class.team.inc.php");
31 : require_once (PATH_TO_ROOT."common/classes/class.dateselection.inc.php");
32 : require_once (PATH_TO_ROOT."common/classes/class.data.inc.php");
33 : require_once (PATH_TO_ROOT."common/classes/class.output.inc.php");
34 : require_once (PATH_TO_ROOT."common/classes/class.utilities.inc.php");
35 : class TeamList {
36 : /**
37 : * Gibt ein Formular aus, in dem alle angelegten Teams bearbeitet werden können
38 : * mit einer leeren Zeile zum Neuanlegen.
39 : *
40 : * @static
41 : * @access public
42 : * @param array $teams Array von Team-Objekten
43 : * @return bool false bei fehlerhaftem Array, sonst true
44 : */
45 : function listTeams($teams) {
46 0 : if (!is_array($teams)) {
47 0 : return false;
48 : }
49 0 : foreach($teams as $team) {
50 0 : if (!is_a($team, "Team")) return false;
51 0 : }
52 0 : if (!(isset($teams[0]) && $teams[0]->getID() == 0)) {
53 : // wenn gerade ein neues Team angelegt werden soll, die Eingabe aber noch Fehler enthält,
54 : // keine Zeile für ein weiteres neues Team anfügen
55 0 : $teams[0] = new Team(0);
56 0 : }
57 0 : echo "<h2>Teams in diesem Kurs</h2>";
58 0 : echo "<form action='".PATH_TO_ROOT.SCRIPT_NAME."' method='post'>";
59 0 : echo "<table class='tableBorder'>\n";
60 0 : echo "<tr class='tableHead'>";
61 0 : echo "<th>Löschen ".Utilities::helpCode(500) ."</th>";
62 0 : echo "<th>Name ".Utilities::helpCode(501) ."</th>";
63 0 : echo "<th>Mitgl. ".Utilities::helpCode(502) ."</th>";
64 0 : echo "<th>Team-Style ".Utilities::helpCode(503) ."</th>";
65 0 : echo "<th>Team-Logo ".Utilities::helpCode(504) ."</th>";
66 0 : echo "</tr>\n";
67 0 : foreach($teams as $teamID => $team) {
68 0 : $data = null;
69 0 : if (isset($_POST["name$teamID"]) && $teamID > 0) {
70 0 : $data = array("name" => $_POST["name$teamID"], "maxMembers" => $_POST["maxMembers$teamID"], "style" => $_POST["style$teamID"], "logo" => $_POST["logo$teamID"]);
71 0 : }
72 0 : $formRow = $team->getFormRow($data);
73 0 : echo $formRow;
74 0 : }
75 0 : Output::echoDialogBottom(array("okButton" => "Speichern", "cancelButton" => "",), 5);
76 0 : echo "</table>\n";
77 0 : echo "</form>";
78 0 : return true;
79 : }
80 : /**
81 : * Gibt ein Array mit Team-Objekten für den angegebenen Kurs zurück.
82 : *
83 : * @static
84 : * @access public
85 : * @param int $courseID ID des Kurses
86 : * @return mixed false, wenn die Kurs-ID ungültig ist, sonst ein Array mit Team-Objekten
87 : */
88 : function getTeams($courseID) {
89 0 : global $db, $settings;
90 0 : $dbp = $settings["dbPrefix"];
91 0 : if (strval(intval($courseID)) != $courseID || $courseID < 0) {
92 0 : return false;
93 : }
94 0 : $teams = array();
95 0 : $teamIDs = $db->get_col("SELECT id FROM {$dbp}teams WHERE course_id='$courseID' ORDER BY name");
96 0 : if (!empty($teamIDs)) {
97 0 : foreach($teamIDs as $teamID) {
98 0 : $teams[(int)$teamID] = new Team($teamID);
99 0 : }
100 0 : }
101 0 : return $teams;
102 : }
103 : /**
104 : * Gibt die Anzahl der Teams für den angegebenen Kurs zurück
105 : *
106 : * @static
107 : * @access public
108 : * @param int $courseID ID des Kurses
109 : * @return mixed int Anzahl der Teams oder false bei ungültiger Kurs-ID
110 : */
111 : function countTeams($courseID) {
112 0 : global $db, $settings;
113 0 : $dbp = $settings["dbPrefix"];
114 0 : if (strval(intval($courseID)) != $courseID || $courseID < 0) {
115 0 : return false;
116 : }
117 0 : return (int)$db->get_var("SELECT COUNT(*) FROM {$dbp}teams WHERE course_id='$courseID'");
118 : }
119 : /**
120 : *
121 : */
122 : function showDateForm($courseID) {
123 0 : $timestamp = TeamList::getTeamClosingDate($courseID);
124 0 : if ($timestamp <= 0) {
125 0 : $timestamp = time();
126 0 : }
127 0 : $ds = new DateSelection(date("d", $timestamp), date("m", $timestamp), date("Y", $timestamp));
128 0 : $ds->clearStrings();
129 0 : echo "<p>Wählen Sie hier aus, bis zu welchem Datum die Kursteilnehmer ihre Teamauswahl noch ändern können. Nach diesem Zeitpunkt können sich die Mitglieder zwar noch für ein Team entscheiden, die Team-Zuordnung kann danach aber nur noch vom Dozenten geändert werden.</p>";
130 0 : echo "<form action='".PATH_TO_ROOT.SCRIPT_NAME."' method='post'>";
131 0 : $ds->printCalender("date", "dateExt");
132 0 : echo " <input type='submit' name='saveDate' value='Speichern' />";
133 0 : echo "</form>";
134 0 : }
135 : function getTeamClosingDate($courseID) {
136 0 : global $db, $settings;
137 0 : $dbp = $settings["dbPrefix"];
138 0 : if (strval(intval($courseID)) != $courseID || $courseID <= 0) {
139 0 : return 0;
140 : }
141 0 : return (int)$db->get_var("SELECT team_closing_date FROM {$dbp}courses WHERE ID='$courseID'");
142 : }
143 : function setTeamClosingDate($courseID, $timestamp) {
144 0 : global $db, $settings, $EZSQL_ERROR;
145 0 : $dbp = $settings["dbPrefix"];
146 0 : if (strval(intval($courseID)) != $courseID || $courseID <= 0 || strval(intval($timestamp)) != $timestamp) {
147 0 : return false;
148 : }
149 0 : $db->query("UPDATE {$dbp}courses SET team_closing_date='$timestamp' WHERE ID='$courseID'");
150 0 : return $db->rows_affected == 1;
151 : }
152 : }
153 :
154 :
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